.timeline{position:relative;max-width:100%;margin:0 auto;padding:2rem 0}.timeline:before{content:"";position:absolute;left:calc(2rem - 1.5px);top:0;bottom:0;width:3px;background:var(--pico-primary, #dc2626);z-index:1}.timeline-item{position:relative;margin:2rem 0;padding:0 2rem}.timeline-item:before{content:"";position:absolute;left:2rem;top:1.5rem;width:15px;height:15px;background:var(--pico-primary, #dc2626);border:3px solid var(--pico-primary-background, #ffffff);border-radius:50%;transform:translate(-50%);z-index:2}.timeline-content{background:var(--pico-card-background-color);border:1px solid var(--pico-card-border-color);border-radius:var(--pico-border-radius);padding:1.5rem;position:relative;margin-left:5rem;box-shadow:var(--card-box-shadow, 0 1px 3px rgba(0, 0, 0, .1))}.timeline-content:before{content:"";position:absolute;top:1.5rem;left:-20px;width:0;height:0;border:10px solid transparent;border-right-color:var(--pico-card-border-color)}.timeline-date{color:var(--pico-primary, #dc2626);font-weight:600;margin-bottom:.5rem;font-size:.9rem}.timeline-title{color:var(--pico-color, #1f2937);margin-bottom:.5rem;font-size:1.2rem;font-weight:700}.timeline-description{color:var(--pico-muted-color, #6b7280);line-height:1.5;margin:0}[data-theme=dark] .timeline-item:before{border-color:var(--pico-background-color, #1a1a1a)}[data-theme=dark] .timeline-content{background:var(--pico-card-sectioning-background-color, #2a2a2a);border-color:var(--pico-card-border-color, #404040)}[data-theme=dark] .timeline-content:before{border-right-color:var(--pico-card-sectioning-background-color, #404040)}[data-theme=dark] .timeline-title{color:var(--pico-color)}[data-theme=dark] .timeline-description{color:var(--pico-muted-color, #a0a0a0)}@media (max-width: 768px){.timeline:before{left:calc(1rem - 1.5px)}.timeline-item:before{left:1rem}.timeline-content{margin-left:3rem}.timeline-content:before{left:-20px;border-right-color:var(--pico-card-border-color, #e5e7eb)}.timeline-item{padding:0 1rem}}.timeline-content:hover{transform:translateY(-2px);transition:transform .2s ease;box-shadow:0 4px 15px #0000001a}